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Bài tập hay và khó về kim loại KIM LOẠI NHÓM B

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Fe – Cu - Cr
Câu 1: !"#$!%&'(&'
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)
-23#0.!
./0(+45+1*.67089:;<780=&',!$
A. )-)<9 B.  4<9 C. +4><9 D. )>-+<9
Câu 2:?,!.!./0
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Câu 3:5!F0=G0;3#!(H=-55.!./0>29I!
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Câu 4:1J!C0,0K3L!3#0(MN!O,P!0?Q00I!C0D7*8
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A. D@9 B. D*
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Câu 5:!,!-55.!./0

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A. --+9 B. ++9 C. )++9 D. )) 9
Câu 6:+!"#$!%W(&',!.!./0
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Câu 7:+5>!"#Z!%&'
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[3#!,!.!./07!8
A. -949 B. -)9 C. Y->9 D. +4->9
Câu 8: !"#$!%&'(&'
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-23#0.!

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Câu 9:[])+Y!FPN!*.3\BC!9^_U3#0`3a0(I,!.3
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Câu 10:b0S-44!"#&'@
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A. -59 B. -)9 C. Y49 D. YY9
Câu 11:Y-!9(55.!./00C[1*
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A. 5++9 B. 5Y 9 C. 5 +9 D. 5)>+9
Câu 12:b0S-44!"#&'@
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Câu 13:[3#0].g!,!,X,!0I!!ffh(i.R0S0\0S0f0j0,!
k0`
A. D9 B. 19 C. W9 D. @9
Câu 14::\0S0.g!(a
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Câu 15:bTRf$(W0T.l!BC!H!,!.!./0
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Câu 16:bT!P!I!UL!63#!0="#3#0-!9
"#,!.!./01*
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Câu 33:6Z00S0U06hS0.g!(a3a0,.!./0.!./00Bk!

=(a1
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Câu 35:2.!./0ZI!0C.6#069ZS0/#06\,N!9
E.!./01*X!(ZF6f\=\=!,!1*.39

E:0F'(Z\=,P!9
$9?s9 9b%!s 9,, ^91I0,9
Câu 36::,!.!./00R\,N!0X!(?F6f\=(\=
!.!./09
$9$!
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Câu 37:1\<0=
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$9) 9+ 9> ^9
Câu 38:ca0S0y!/h
9 ^!./0S0.g!(a[tC!,3a0,I0,I9
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$978o!7-89 9787-8o! 978o!7-8o! ^9787-89
Câu 39:[BC!&'-E,!I,3L!F.3.!./0[2*+/6.h
$92*+m/]a2-E992*+mC0(a&'-E9
92*+m/FS9^92*+mI!,!.!./0F9
Câu 40:W(.!./0&'@*+L!6W,]00zN!3a0

066I('0R6h
$9[3#!WI!K99[3#!WI!K9
9[3#!Wk!9^9[3#!Wk!!6-;;9
Câu 41:R,!0S00Rkhông o!h
$9&',!.!./0@*
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)
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Câu 42:f3#!FB,0.!./01
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9Z6f\=Ri(=qU9^9Z6f\=,P!eF(=qU9
Câu 43:.!./0&'
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I!U\3#!I!K3#006,Ph
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Câu 44:#I!0C%!h
$9b%!99b%!\0999^9{'0,9
Câu 45:A3aR0U06',!I!U3a0L0a!,6i!F
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Câu 46:&'S0.g!(a
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Câu 48:Không T0\H@*+N!0S0h
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Câu 49:-55!"#&'(2!S0.g!\(a.!./03#0-U-7089^!
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Câu 50:4-!2S0.g!(a.!./0BC!3#0-Y-U
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Câu 51:[]!"#Z!%&'*(&'
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$9 9 4<99-5<99-  4<9^9+4+<9
Câu 52:bT]"#*&'*0;++U
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7.0891\0}!]N!*,%
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Câu 53:Y-!N! 1*
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